NABTEB

Explain what happens during light stage of photosynthesis. – NABTEB QUESTION

Molecules of chlorophyll trap radiant energy of sunlight/chlorophyll absorb sunlight rays. Energy level of chlorophyll increases/chlorophyll becomes excited/chlorophyll energized. ADP…

5 years ago

State TWO modes of nutrition in plants. – NABTEB QUESTION

1. photosynthetic nutrition 2. chemosynthetic nutrition 3. saprophytic nutrition 4. parasitic nutrition 5. symbiotic nutrition

5 years ago

Give TWO advantages of complex structural organization in higher organisms. – NABTEB QUESTION

1. specialization of body parts leading to division of labour 2. body parts work more efficiently. 3. all vital functions…

5 years ago

State the level of organisation of each of the following: i. Amoeba ii. Hydra iii. Onion bulb. – NABTEB QUESTION

Answer: i. Amoeba: cell level ii. Hydra: tissue level iii. Onion bulb: organ level

5 years ago

Give ONE functions for each of the following tools in the study of ecology. i. Quadrant ii. Sweep Net iii. Pooter iv. Depth Guage – NABTEB QUESTION

i. Quadrant ii. Sweep Net iii. Pooter iv. Depth Guage i. Quadrant: for sampling/determining population size frequency and density of…

5 years ago

Define: i. Ecology ii. Habitat iii. Population iv. Ecosystem v. Community – NABTEB QUESTION

1. Ecology: is the study of the interactions of living things with their physical environment, and with one another. 2.…

5 years ago

Write the respiratory structure of amoeba, five day old tadpole, tapeworm, land snail and grasshopper. – NABTEB QUESTION

Organism  Respiratory Structure Amoeba Cell membrane Five-day old tadpole Internal gills Tapeworm Body surface Land Snail Lung Grasshopper Trachea

5 years ago

List FOUR characteristics of respiratory surfaces. – NABTEB QUESTION

Thin wet/moist vascularized; ciliated, smooth.

5 years ago