BIOMOLECULES
PLANTS
HUMAN BODY
ECOLOGY AND ORGANISMS
OTHERS
100

The test used to determine protein presence

Biuret test

100

Carbohydrate used to build plant cell walls

Cellulose

100

The function of the gall bladder

storage of bile

100

Principal source of energy input to biological systems

the Sun

100

Set of features characteristic only of birds

hard-shelled eggs and feathers

200

Product of anaerobic respiration in human muscles

Lactic acid

200

Structure that is the site of aerobic respiration in plant cells

mitochondrion

200

The result of a diet lacking iron

reduced number of red blood cells

200

Term that describes the number of different species living in an area

biodiversity

200

Correct combination of pair of bases in DNA

A-T and C-G

300

Building blocks of fats

glycerol and fatty acids

300

Phototropism in plants

the growth of a shoot towards light

300

Blood vessel that transports blood away from the kidney

Renal vein

300

Gases that contribute to an enhanced greenhouse effect

carbon dioxide and methane

300

An heterozygous genotype, with two different alleles of the same gene

eg: Bb

400

Main chemical elements present in proteins

carbon, hydrogen, oxygen, and nitrogen

400

Where carbohydrates are made in a green leaf

chloroplasts

400

A blood vessel–related response of the human body to overheating

vasodilation of arterioles

400

Source of pollution that causes eutrophication 

sewage

400

A use of yeast in biotechnology

anaerobic respiration to make bread

500

Specific region of an enzyme where the substrate binds

Active site

500

Structures involved in pollination where pollen is transferred from and to 

from anther to stigma

500

Process by which oxygen molecules move from the alveoli into red blood cells  

Diffusion

500

Process that uses carbon dioxide in the carbon cycle

photosynthesis

500

arthropod class to which crabs belong

crustaceans