MCQ
The structure carries nerve impulses away from the cell body.
What is an axon?
A form of asexual reproduction in which cells split to form identical daughter cells.
What is binary fission?
Removing your hand quickly from a hot pot.
What is reflex action?
I control all the activities of the cell and contain genetic material.
What is nucleus?
Types of soil.
What is clay, sand, and loam?
The gland that produces insulin.
What is pancreas?
An advantage of sexual reproduction.
What is variation occurs among offspring?
The part of the brain responsible for controlling reflex actions.
What is the medulla oblongata?
I am the site where aerobic respiration takes place and releases energy for the cell.
What is mitochondria?
Scenario: A farmer plants crops in soil A after heavy rainfall. The roots begin to rot because the soil remains waterlogged
What is clay soil?
Found in plant cells but NOT animal cells.
What is chloroplast?
This method of artificial vegetative propagation uses a stem attached to the parent plant.
What is grafting?
Place the following in the correct order.
a. The impulse is carried to the effector (leg muscles)
b. Receptor cells in the eye detect the danger
c. The impulse is carried to the spinal cord.
d. The leg muscles contract and jumps backward.
What is b, c, a, d?
I contain chlorophyll and trap sunlight to make food during photosynthesis.
What is chloroplasts?
Scenario: A farmer notices that new strawberry plants are growing beside the parent plant without planting seeds.
The type of reproduction taking place.
Structure responsible for growth.
What is asexual reproduction?
What is a runner?
This process involves the movement of particles from a region of high concentration to a region of low concentration.
What is diffusion?
This part of the flower produces pollen grains.
What is the anther?
The part of the brain involved in thinking about danger and making a decision to move.
What is cerebrum?
I control what substances enter and leave the cell.
What is cell membrane?
Why is it preferable for a plant to encourage cross-pollination rather than self-pollination?
What is encourages genetic variation?
Describes osmosis.
What is the movement of water molecules through a partially permeable membrane?
This agent commonly pollinates brightly coloured flowers.
What are insect pollinators
Label the neuron below.
A. Dendrite e. myelin sheath
b. axon
c. synapse
d. cell body
I provide support and protection for plant cells and am made of cellulose.
What is cell wall?
I am the jelly-like substance where most chemical reactions take place.
What is cytoplasm?