How do plants take in oxygen?
Why should preserve some seeds in acid before selling to farmers?
Differentiate between c3 and c4 plants.
what is the definition of a tracheophyte?
Fungi lack chlorophyll,than why they considered evolutionary more advance than algae?
Which tree is more advanced: deciduous or coniferous?
what's the effect of dichlorodiphenyl trichloroethane on plants?
What kind of toxic posions are released by the prickly pear cactus's needles?
How can a spectrophotometer be used to determine chlorophyll content?
How does fertilizers can be made?
What is the difference between growing and cultivating?
Does time affect the stomata density of a leaf e.g young leaves, old leaves.?
What are some chemical compounds found in the roots of plants?
How can one merge two species of bamboo to create a new variety?
Is a coconut a nut, seed or something else?