You Are On Question Answer Bank SET 2229
111451. BHC is the common name of....?
111452. Which gas lead to global warming?
111453. Which gas lead to ozone depletion?
Answer: Chlorofluro carbon
111454. What is the term used for the occurrence of more than one type of morphologically different leaves on the same plant?
111455. What is cladode?
Answer: The modification of stem to carry the function of leaf is called cladode. eg: Opuntia
111456. What is the male reproductive part of the flower known as?
111457. What is the most common nutritive tissue for the developing embryos in angiosperm known as?
111458. What is the common name of Agaricus?
111459. What is cambium?
Answer: Elongated cells in between xylem and phloem in dicot plants constitute cambium
111460. Write the name of the trees which flower only once in a complete life-cycle?
111461. Give the name of an organism that derives its nourishment from another living organism?
111462. How do plant cells differ from animal cells?
Answer: In having cell walls; plastids and large vacuoles
111463. Name an organism having characters of both plants and animals?
111464. In which plants the annual rings are absent?
111465. What is the peculiarity of Gymnosperms?
Answer: They have naked ovules
111466. Fruits are not produced in gymnosperms. Why?
Answer: Because they are without an ovary
111467. In gymnosperms; How does pollination takes place?
Answer: Through Wind
111468. Name any polygamous type of plant?
111469. What do you mean by IUCN?
Answer: International Union for Conservation of Nature and Natural Resources
111470. Name a plant that forms fruits but no seed?
111471. Name a plant that forms seeds but no fruits?
111472. What are Kelps?
Answer: Kelps are large sea weeds
111473. Write an example of an epiphyte?
111474. Write an example of annuals?
Answer: Wheat; rice
111475. Write an example of Hydrophytes?
Answer: Hydrilla; Water lily; Lotus; Water Hyacinth
111476. Write an example of Mesophytes?
Answer: Cassia fistula; China Rose; Sunflower
111477. Which is the tallest tree?
Answer: Redwood Sequoia
111478. The process of developing new and improved varieties of plants?
Answer: Plant breeding
111479. The process of removing anther from a bisexual flower?
111480. The central plantation crops Research Institute is in?
111481. Where is the hybrid sugarcane centre situated?
111482. The pepper research station is in?
Answer: Kannur (Panniyur)
111483. The modern techniques adopted for the improvement of plants?
Answer: Hybridisation and mutation
111484. What is phagocytosis?
Answer: Engulfing of solid food or foreign particles by the cell
111485. Where was IUCN started?
111486. Which is the first link of a food chain?
Answer: Producer or green plants
111487. The whole living world on the earth's surface is called?
111488. The biggest flower in the plant kingdom is?
111489. What are biotic factors?
Answer: Biotic factors include plants; animals; human beings and all other living organisms
111490. What is a protozoa?
Answer: It is unicellular organism
111491. The wall of a plant cell is made up of?
111492. What do you know about Fucus?
Answer: Fucus is a large brown seaweed
111493. What are Angiosperms?
Answer: They are flowering plants
111494. Which is the plant that stores food in its leaves?
111495. What is the name of the disease caused by the lack of iron in plants?
111496. Which one is commonly known as "Band Silk"?
111497. What is fertilization?
Answer: It means fusion of the nuclei of male and female gametes
111498. Where is National Botanical Garden situated?
111499. Cricket bats are made up of the wood of one tree. What is its name?
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111500. What is the method by which plants absorb mineral salts?
Answer: They absorb mineral salts through osmosis
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