Which of the following tissues does not provide support in flowering plants?

A. Collenchyma

B. Parenchyma

C. Xylem

D. Phloem

The diagram is an illustration of an experimental set-up. Study it and answer the question;
The set-up directly measure

A. transpiration of water by the shoot

B. evaporation of water from the leaves

C. absorption of water by the shoot

D. loss of mineral salts from the leaves

The set-up can measure comparatively the rate of

A. evaporation from leaves on a single shoot under different experimental conditions

B. salt uptake by shoots from different plants

C. transpiration of a single shoot of a plant under different experimental conditions

D. water uptake by roots of different plants

The respiratory organ of a cockroach

A. air sac

B. trachea

C. lung book

D. lung

The excretory product of some reptiles, birds and insects is

A. urea

B. urine

C. ammonia

D. uric acid

The part of the mammalian kidney that stores urine is the

A. capsule

B. medulla

C. pelvis

D. bladder

The properties of endocrine system include the following except

A. secretion of hormones

B. transportation by blood to target organ

C. having specific effect

D. release of secretion into ducts

The part of the cetral nervous system that controls unconscious actions in humans is the

A. cerebellum

B. cerebrum

C. spinal cord

D. optic nerves

What happens when the ciliary muscles of the eye contract? The

A. lens become more concave

B. lens become more convex

C. lens gets a longer focal length

D. suspensory ligament becomes tight

The function of the part labeled I is

A. receiving the pollen grain

B. passage for the male gamete to the ovary

C. germination of the pollen grain

D. site for double fertilization in the plant