One of these is present in both plant and animal cell?

A. Cell membrane

B. Cell wall

C. Chloroplast

D. Large cell vacuole

When the solute concentration of the cell and its surrounding medium are the same, the solution is said to be

A. hypertonic

B. hypotonic

C. isotonic

D. acidic

The primary consumer in the food chain below is ................

Green plants → Grasshopper → Lizard → Snake → Hawk

A. Grass hopper

B. green plants

C. hawk

D. lizard

Angiosperms belong to the class

A. bryophyte

B. pteridophyta

C. spermatophyte

D. thallophytic

In the kidney, both useful substances and wastes are removed from the blood by

A. Filtration

B. selective absorption

C. dialysis machine

D. excretion

Which of the following is not part of the mammalian male reproductive organ?

A. Epididymis

B. Vas deferens

C. testis

D. Vulva

Which of the following reagent is used for testing the presence of protein in food?

A. Benedict solution

B. Fehling’s Solution

C. Millon’s reagent

D. Sudan III

The breaking down of food in the alimentary canal is called

A. digestion

B. egestion

C. excretion

D. ingestion

The followings are the functions of the kidneys, except

A. Regulation of water content in the blood

B. Maintenance of blood PH and homeostasis

C. Excretion of CO2

D. Removal of waste products from the blood

The following distrupts the balance in an ecosystem except

A. afforestation

B. deforestation

C. migration

D. pollution