The best and easy method of control of crop pests is by
crop rotation
chemicals
quarantine
biological control
- Saffron is the dried ________ of the saffron plant.
- Pearl is secreted by the __________ of the pearl oyster.
- Which one of the following acts as a communication system?
- The human heart is
- Aphids are
- The science of improving the hereditary qualities of future generations of mankind is referred to as
- Bacteria utilising radiant energy to prepare food are
- Antisnake venom is prepared by
- Biologists have so far known, found and identified a large number of species in the plant and animal…
- Lecuminous plants are recommended for rotation of crops because they
- The wall of the heart is made of programmed cell death is known as
- The mode of nutrition in which particulate food is devoured is
- Organisms that live in the deep sea are mainly
- The theory that believes that the first living organism came from another planet is known as
- Diseases in plants can be caused by
- Most of the enzymes are
- Nekton are those organisms
- At the end of a reaction enzymes are
- The workers in the honey bee colony are
- Fishes send out their nitrogenous waste as
- Lactose and Rennin, the enzymes required to digest milk, disappear in the human body by the age of _______…
- Which among the following is a Cast growing tree?
- The method of inducing artificial immunity was discovered by
- The most accepted theory of the origin of earth is the fiery origin which was propounded by
- Blood is
- The tallest tree in the world Sequoia™ is found in
- Vivipary is defined as germination
- Athlete's Coot is the common name for the fungal disease
- Hypogeal germination is found in
- The radicle of the seeding always grows