Q.A) Select the correct alternative to complete the sentence.
1) ________ plants have soft and fibre like plant body.
eg.Thallophyta
Bryophyta
Pteridophyta
Angiosperms
2) Most organisms do not use free _______.
eg.Oxygen
Carbon dioxide
Nitrogen
Hydrogen
3) A description of climatic conditions of short duration in particular area is______.
eg.Climate
Weather
Observatory
Atmosphere
4) Yeast reproduces asexually by ______ method.
eg.Budding
Binary Fission
Binary fussion
Fragmentation
Q.B) Tick whether the following statements are True or False.
1) Mismanagement of solid waste does not cause soil, water and air pollution.
eg.True
False
2) For studying the living organisms, Robert Whittaker has proposed five kingdom classification.
eg.True
.False
3) The virus of dengue is transmitted through mosquito bite.
eg.True
False
4) Sedimentary cycle is speeder than gaseous cycle.
eg.True
False
Q.C) Select the odd man out.
1) Bat, Elephant, Squirrel, Bear.
2) Riccia, Marsilea, Funaria, Marchantia.
3) Paint residue, Sludge, Ash, Dead rat.
4) Lactobacilli, Rhizobia, Yeast, Clostridium.
Q.E) Give scientific reasons by selecting the correct answer.
1) Oxygen is necessary for life.
eg.1) Oxygen is necessary for the process of respiration in human being.
2) Oxygen is also necessary for the respiration of plants.
3) Oxygen is essential for burning process.
4) It is responsible for the liberation of energy from carbohydrates and fats.
5) option 1 and option 4 are correct
6) option 2 and option 3 are correct
Q.F) Select the correct option of answer for DEFINITION.
1) Meteorology .
eg.1)The science that studies the the interrelationships between the various components of air, natural cycles, geological movements of the earth and climate it is called meteorology.
2)The science that studies the interrelationships between the various components of biotic and abiotic factors of an ecosystem is called meteorology.
Q.G) Select the correct option for the correlation between the first given pair.
1) Rabbit : primary consumer :: Hawk : ________
eg.secondary consumer
apex consumer
Answers
Answered by
1
Answer:
2)Nitrogen
Explanation:
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