gcse baseline test biology (higher) - scarborough utc

Name ................................................................... Class ....................... Date ................

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GCSE Baseline test Biology (Higher)

1 The diagram shows the female reproductive system.

a i Name where fertilisation occurs in the female reproductive system.

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ii Describe how the egg gets from the ovary to the site of fertilisation.

…………………………………………………………………………………………………………… (1 mark) b Using the correct words below, complete the sentences about the

changes that occur during birth.

bladder cervix ovary oviduct urethra uterus vagina During birth, the ..................... relaxes. The muscles in the walls of the .....................contract and the baby is pushed out of the..................... .

(3 marks) 2 There is lots of variation between people.

a Name one characteristic that is caused by inherited variation, one caused by environmental variation and one caused by both. inherited ....................................

environmental ....................................

both .....................................

(3 marks)

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b Different about different types of variation can be displayed using graphs.

Which type of graph you would use to display the following sets of data:

i eye colour of people in the class

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ii length of little finger of people in the class?

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3 The table shows the energy requirements of different people.

Type of person Energy required per day / kcal

male athlete 5500

male adult office worker 2900

male aged 16 years 2500

a i Calculate how much more energy a male office worker needs than a male aged 16 years.

…………………………………………………………………………………………………………… (1 mark)

ii Explain why the male athlete requires the most energy.

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iii Suggest why females generally need less energy than males.

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b The food we eat is broken down to release energy.

Write the equation for aerobic respiration.

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c The table compares some of the features of aerobic and anaerobic respiration.

Tick the boxes to show whether each feature is true of aerobic respiration or anaerobic respiration.

Feature Aerobic respiration Anaerobic respiration

uses oxygen

produces lactic acid

releases energy

(2 marks)

4 Plants need mineral ions.

Match each type of mineral ion with why the plant needs it and the symptom(s) seen if the plant becomes deficient in the mineral.

nitrates for making chlorophyll yellow leaves

magnesium for growth poor root growth and purple leaves

phosphorus for healthy roots stunted growth

(3 marks)

5 All livings are made up of cells. Cells can be specialised for a particular function.

a Explain where and how water enters a plant.

Include the name of the specialised plant cell involved in your answer.

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b The table shows some of the features of amoebas and euglenas.

Tick the boxes to show which structures are present in amoebas and which in euglenas.

The first row has been done for you.

Structure Present in amoebas Present in euglenas

cell membrane √ √

chloroplast

cytoplasm

flagellum

nucleus

(2 marks)

6 The table shows some organ systems, organs and cells fond in the human body.

a Match each organ system to the organ and type of cell that can be found in that organ system.

Organ system Organ Cell

circulatory system brain muscle

nervous system heart egg

reproductive system ovary nerve

(3 marks)

b Name a type of plant tissue and describe its function.

………………………………………………………………………………………………………………………………………….

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7 The composition of inhaled air is different to exhaled air.

a Compare the differences between the composition of the following gases in inhaled and exhaled air:

carbon dioxide ……………………………………………………………………………………………….

oxygen ……………………………………………………………………………………………………………...

nitrogen …………………………………………………………………………………………………………….

(3 marks)

b Describe the differences in the lungs in terms of volume and pressure during inhalation and exhalation.

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8 Explain the difference between a niche and a habitat.

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9 The diagram shows what the inside of a leaf looks like.

a Circle the label that shows the part of a leaf where the most photosynthesis occurs. (1 mark)

b Describe how carbon dioxide enters the plant leaf.

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10 A person eats a burger, which is high in fat, starch and protein. Explain how the nutrients from the burger are broken down and absorbed into the bloodstream. In this question you will also marks for how well your answer is written. You will get marks for: spelling

grammar

organising your ideas and information clearly

using key scientific words.

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11 The sentences describe evolution by the process of natural selection.

Complete the letters to show the correct order. One has been done for you.

• the process is repeated over many generations A

• the best adapted organisms survive and reproduce B

• eventually this can lead to development of a new species C

• variation exists between individuals of the same species D

• the genes for adaptive features are passed to the next generation E

• the weakest organisms die F

................. → F → ................. → ................. → .................. → .................

(1 mark)

12 This equipment can be used to study photosynthesis.

Plan an investigation to if light intensity affects the rate of photosynthesis.

You should include:

• the independent and dependent variables

• variables to control

• a prediction

• how to use the equipment to collect the data.


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13 Flowering plants go through pollination and fertilisation to produce seeds.

a Describe the differences between pollination and fertilisation.

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b Once seeds are produced they are dispersed.

Explain how this seed is adapted to being dispersed.

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14 Microscopes are used to magnify small objects so that we can see them in detail.

The text describes how a student used a microscope.

• Place slide on the stage.

• Look through eye piece.

• Turn the coarse focus knob until you see the object.

• Turn the fine focus knob until the object is in focus.

Write down two ways to improve this method of using a microscope.

1 ..............................................................................................

2 ..............................................................................................

(2 marks)

15 Drugs are chemical substances that affect your body.

a Explain why a man should avoid alcohol if a couple tries for a baby.

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b Alcohol is a recreational and legal drug.

Name another drug that is both recreational and legal.

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16 The diagram shows a food web. Use the food web to answer the questions below.

a A disease killed all the thrush birds.

Explain what would happen to the fox population.

……………………………………………………………………………

…………………………………………………………………………… ……………………………………………………….. (2 marks)

b An insecticide was used in the habitat where this food chain is present.

After several years there was increase in the number of hawks dying.

Explain why the hawks died due to the effect of the insecticide, but the snails did not.

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17 The graph shows the percentage of the population that smoked from 1980 - 2010.

a Which decade saw the biggest decrease in number of people

that smoke.

………………………………………………………………………………………………………… (1 mark)

b The population of the UK in 2000 was estimated at 58.9 million.

Calculate the number of people that smoke in the year 2000. ……………………………………………………………………………………………………………………………

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c The population is predicted to increase to 60 million in 2020.

The percentage of smokers is predicted to decrease by a further 5%.

Calculate the difference in the number of smokers between 2000 and 2020.

……………………………………………………………………………………………………………… (3 marks)


gcse baseline test biology (higher) - scarborough utc

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