Question 1 of 8Biology
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Which instrument is most suitable for observing specialised cells?
The diagram shows a specialised cell.
Which adaptation of a leaf does not increase the rate of photosynthesis?
Which nutrient provides energy?
What is the function of the gall bladder?
The photograph shows a condition due to malnutrition.
Which one is a physical component of an ecosystem?
What is the function of the vacuole in a plant cell?
The diagram shows part of teeth on the upper jaw of a human being.
The bar graph shows the variation in mass for a swarm of locusts.
The diagram shows a section through a plant root.
The diagram shows a plant cell.
Which part of a cell is found in both plant and animal cells?
Which part of a cell contains the genetic material?
The diagram shows a palisade cell.
Which one is an example of an artificial ecosystem?
Which structure is found in both plant and animal cells?
The diagram shows a plant cell.
Which statement gives a correct difference between an insect pollinated flower and a wind pollinated flower?
During photosynthesis, carbon dioxide reacts with one other raw material taken up from the soil to produce glucose and oxygen. Name that raw material.
Respiring body cells use up one gas and release another into the blood. Name the gas that is present in a higher proportion in exhaled air than in inhaled air.
Exhaled air is warmer than inhaled air because
Name the broad, flat-topped tooth found at the back of the human jaw, which has a large surface with several cusps for breaking food down.
In the study of food chains, biomass is best described as...
Fig. 1.1 shows a pyramid of biomass. Identify the trophic level represented by X.
Fig.1.1 shows a specialised cell taken from the upper part of a green leaf. Which statement correctly names the cell and gives the function it performs?
In the stem of a dicotyledonous plant, name the tissue that transports manufactured food, such as sucrose, from the leaves to the rest of the plant.
Fig. 1.1 shows a specialised cell found in blood. Identify the specialised cell.
Name one female part of a flower.
Which statement describes a function of water in the human body?
Name the type of tooth at the front of the human mouth whose main function is cutting and biting pieces from food.
Name the enzyme in human saliva and pancreatic juice that catalyses the digestion of starch into maltose.
A student breathes out through a delivery tube into limewater and compares that air with the air in the room. Compared with inhaled air, exhaled air contains
In the human respiratory system, name the tube that is held open by rings of cartilage and carries air from the larynx down to the two bronchi.
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