Biology Questions

• Other than spreading malaria, anopheles mosquitoes are also vectors of
• Plants absorb most part of water needed by them through their
• Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?
• Monocot root differs from dicot root in having
• Plants that grow in saline water are called
• Plants wilt due to excess of
• O2 released in the process of photosynthesis comes from
• Photo-oxidation is
• One of the following is not a function of bones.
• Norepinephrine increases
• N2 content is kept constant in the biosphere due to
• Our major foods, fibres, spices, fruits and beverage crops are
• Plants synthesis protein from
• Outer covering of virus made up of protein is
• Radical vascular bundles are those in which
• Photosynthesis generally takes place in which parts of the plant?
• Neurospora is used as genetic material because
• Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called
• Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
• Rain water helps to increase the ____ to some extent.