UNIZIK Biology 2020/2021 Past Questions

Practice each question, then open it to see the full details.

A dry fruit which can break into several parts each containing one seed is a

A.caryopsis
B.aggregate fruit
C.legume
D.follicle
E.schizocarp

A dry indehiscent, winged fruit formed from one carpel is known as a

A.Schizocarp
B.Caryopsis
C.Samara
D.nut
E.Follicle

A true fruit is formed from

A.fertilized ovary and other floral parts
B.a fertilized ovary
C.a fertilized ovary and calyx
D.a fertilized and fleshy receptacle
E.an unfertilized ovary and other floral parts

Which of these animals is radically symmetrical?

A.squid
B.snail
C.hydra
D.earthworm

A food substance was treated with a few drops Sudan (III) solution and a red colouration was obtained. the food contained...

A.starch
B.vitamins
C.protein
D.fat

Members of the phylum protozoa use the contractile vacuole total

A.reproduces
B.removes excess food
C.digests food
D.removes excess water

The kidney is connected to the bladder by the

A.cortex
B.urethra
C.urinary tubule
D.ureter

The micronucleus of paramecium is primarily involved in ____

A.heredity and reproduction
B.growth
C.metabolism
D.feeding

Excretion in paramecium sp. is by diffusion because

A.Its habitat is water and moist places
B.it has simple small and few internal organs
C.it has large surface area to volume ratio
D.it has large efficient meganucleus

Muscles are attached to bones by means of

A.Tendons
B.ligaments
C.cartilage
D.nerves