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You Are On Question Answer Bank SET 2302
115101. The store house of dried; pressed and preserved plant specimens is known as?
Answer: Herbarium
115102. Who proposed the two kingdom classification of organisms?
Answer: Linnaeus
115103. The five kingdom classification is given by?
Answer: R.H. Whittaker
115104. The ‘red tide’ of the sea is caused by the rapid multiplication of which algae?
Answer: Red dinolagellates (Eg. Gonyaulax)
115105. The five kingdoms of Whittaker’s classifications are?
Answer: Kingdom Monera; Kingdom Protista; Kingdom Fungi; Kingdom Plantae; Kingdom Animalia
115106. Which algae is used as food supplement by space travellers?
Answer: Spirullina
115107. Naked seed producing plants are called?
Answer: Gymnosperms
115108. The flowering plants are called?
Answer: Angiosperms
115109. The formation of fruit without fertilisation is known as?
Answer: parthenocarpy
115110. Plant that grow in a dry habitat are called?
Answer: Xerophytes
115111. Plants that live for many years are called?
Answer: perennials
115112. Embryo with two cotyledons are called?
Answer: Dicotyledons
115113. Who propounded five kingdom classification?
Answer: R.H. Whittaker
115114. The prokaryotic cells are included in the class?
Answer: Monera
115115. Name the multicellular marine plant?
Answer: Rhodophyta (Red algae)
115116. The Xanthophyll pigment in the phaeophyta is?
Answer: fucoxanthin
115117. In Bryophyta the thallus like plant body is attached to the soil by?
Answer: rhizoids
115118. Name the multicellular terrestrial plant with vascular tissues?
Answer: Lycodophyta
115119. Plants that grow in acidic soil?
Answer: Oxylophytes
115120. Plants that grow in water are called as?
Answer: hydrophytes
115121. Plants that grows on rocks?
Answer: Lithophytes
115122. Which is the most advanced flowering plants?
Answer: Angiosperms
115123. Plants which grow in soil?
Answer: Terrestrial plants
115124. The primary producers in nature are?
Answer: Plants
115125. Plants that grow in saline water are called?
Answer: Halophytes
115126. What are conifers?
Answer: The multicellular plants with well developed tissue. Its leaves are simple; smaller and needle like eg : cedrus; pine
115127. What are the two classes of flowering plants?
Answer: They are Monocotyledons or Monocots and Dicotyledons or Dicots CELL
115128. The fundamental structural and functional unit of all living organisms is?
Answer: Cell
115129. The cell was first observed by?
Answer: Robert Hooke
115130. The cell theory was formulated by a german botanist and a british zoologist. Who are they?
Answer: The German botanist is Matthias Schleiden and The British Zoologist is Theodore Schwann. They proposed that “the bodies of animals and plants are composed of cells and products of cells”
115131. Name the scientist who modified cell theory by giving the postulate “Omnis cellula-e- cellula”?
Answer: Rudolf Virchow He states that all cells arise from pre-existing cells through cell division.
115132. Which are the two types of cells?
Answer: Eukaryotic cell and Prokaryotic cell
115133. Which are the important cell organelles?
Answer: Endoplasmic reticulum; Mitochondria; Golgic complex; Lysosome; Microbodies; Vacuoles; and Ribosomes
115134. Name the non -membrane bound cell organelle which is present in both eukaryotic and prokaryotic cell?
Answer: Ribosomes
115135. The smallest cell is?
Answer: Mycoplasmas /PPLO. (Pluro Pneumonia like Organisms) (0.3 m in length)
115136. The largest isolated single cell is?
Answer: The egg of Ostrich
115137. Which cell organelle is known as “skeletal system of the cell”?
Answer: Endoplasmic reticulum
115138. Which cell organelle is called “power house of the cell”?
Answer: Mitochondria Which cell organelle is called “the suicidal bags”?
115139. In all cells the cytoplasm is externally bounded by a semi - permeable membrane. It is known as ..............?
Answer: Cell membrane/Plasma membrane
115140. Name the microbodies which are known as enzyme bags?
Answer: Peroxisomes and glyoxysomes
115141. The membrane bound space in the cytoplasm is known as?
Answer: Vacuole
115142. The vacuole is bounded by a single membrane called?
Answer: Tonoplast
115143. The small hair like outgrowths of the cell membrane is known as?
Answer: Cilia
115144. Comparatively longer hair like outgrowths of the plasma membrane is?
Answer: Flagella
115145. Nucleus of the cell was discovered by?
Answer: Robert Brown
115146. The semi-fluid substance inside the nuclear membrane is called?
Answer: nucleoplasm or karyolymph
115147. The spherical body made up of proteins; rRNAs and r DNAs is found inside the nucleus. It is known as?
Answer: Nucleolus
115148. Numerous thread like structures which forms the skeleton of the nucleus; is known as?
Answer: Chromatin network
115149. Nucleus contains?
Answer: Nuclearmembrane; Nucleoplasm; Nucleolus; Chromatin threads
115150. Who discovered Micro Organism?
Answer: Anton Van Leeuwenhoek (1675)
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