Biology MCQ -4

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Biology MCQ -4

www.edutvonline.com

What are the products of aerobic respiration in animals and plants?

1 point

A carbon dioxide and glucose

B carbon dioxide and water

C glucose and oxygen

D lactic acid

Clear selection

Which of these food substances increases the risk of obesity? 1: fruit and vegetables 2 :processed food 3: salt 4: saturated fat

1 point

A 1, 2 and 3

B 1, 2 and 4

C 1 and 3 only

D 2 and 4 only

Clear selection

Which processes occur in the carbon cycle?

1 point

A assimilation, decomposition, fixation and nitrification

B combustion, decomposition, nitrification and photosynthesis

C combustion, decomposition, photosynthesis and respiration

D condensation, evaporation and precipitation

Clear selection

A lack of magnesium in plants leads to yellowing of the leaves. This is because magnesium is needed for

1 point

A carbohydrate synthesis.

B chlorophyll synthesis.

C protein synthesis.

D respiration.

Clear selection

The diagram shows a food chain. mahogany tree → caterpillar → songbird → hawk . What is not recycled from the hawk to the mahogany tree?

1 point

A carbon dioxide

B energy

C nitrogen atoms

D water

Clear selection

Which part of the skin has a major role in insulating the human body?

1 point

A blood vessels

B fatty tissue

C hair follicles

D sweat glands

Clear selection

Which states the sequence of contractions in one heart beat?

1 point

A left atrium and left ventricle together, pause, right atrium and right ventricle together

B left atrium, left ventricle, right atrium, right ventricle, pause

C right atrium and left atrium together, right ventricle and left ventricle together, pause

D right atrium, right ventricle, left atrium, left ventricle, pause

Clear selection

How many times must an uninfected mosquito feed on human blood to transmit the malarial parasite in the human population

1 point

A only once

B at least twice

C at least three times

D more than three times

Clear selection

Which function is not carried out by the liver?

1 point

A breakdown of alcohol

B conversion of glycogen to glucose

C formation of urea

D secretion of digestive enzymes

Clear selection

What is a function of a part of the urinary system?

1 point

A Ureter carries urine from the bladder.

B Ureter carries urine from the kidneys.

C Urethra carries urine to the bladder.

D Urethra carries urine to the kidneys.

Clear selection

Submit

Clear form

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms