LIFE PROCESS Question part2
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June 30, 2015 |
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LIFE PROCESS
- Why is diffusion insufficient to meet the oxygen requirements of multicultural organisms like us?
- What criteria do we use to decide whether something is alive?
- What are outside raw materials used for by an organism?
- What process would you consider essential for marinating life?
- What advantage over an aquatic organism does a terrestrial organism have with regard to obtaining oxygen for respiration?
- What are the different ways in which glucose is oxidized to provide energy in various organisms?
- How is oxygen and carbon dioxide transported in human beings?
- How are the lungs designed in human beings to maximize the area for exchange of gases?
- What are the components of the transport system in human beings? What are the functions of these components?
- Why is it necessary to separated and deoxygenated blood in mammals and birds?
- What are the components of the transport system in highly organized plants?
- How are water and minerals transported in plants?
- How is food transported in plants?
- Describe the structure and functioning of nephrons.
- What are the methods used by plants to get rid of excretory products?
- How the amount of urine is produced regulated?
- The kidneys in human beings are a part of the system for:
(a) nutrition
(b) respiration (c) exertion (d) transpiration
- The xylem in plants are responsible for:
(a) transport of
water (b) transport of food
© transport of
amino acids (d) transport of oxygen.
- The autotrophic mode of nutrition requires:
(a) carbon dioxide
and water (b) chlorophyll
(c) sunlight
(d) transport of oxygen.
- The breakdown of pyruvate to give carbon dioxide, water and energy takes place in: (a) cytoplasm (b) mitochondria
© chloroplast (d) nucleus
- How are fats digested in our bodies? What does this process take place?
- What is the role of saliva in the digestion of food?
- What are the necessary conditions for autotrophic nutrition and what are its by-products?
- What are the differences between aerobic and anaerobic respiration? Name some organisms that use the anaerobic mode of respiration.
- How are the alveoli designed to maximize the exchange of gases?
- What would be the consequences of a deficiency of hemoglobin in our bodies?
- Describe double circulation in human beings. Why is it necessary?
- What are the differences between the transport of materials in xylem and phloem?
- Compare the functioning of alveoli in the lungs and nephrons in the kidneys with respect to their structure and functioning.
MULTIPLE CHICE
QUESTIONS
- The mode of nutrition in non-green plants is:
(a) Holozoic
(b) Autotropic (c) Heterotropic (d) Saprophytic
- Instant source of energy in human beings is:
(a) Amino acid
(b) Fats (c) Proteins (d) Glucose
- Which of the following is an autotroph?
(a) frog
(b) mushroom (c) dear (d) saprophyte
- Renin is secreted by:
(a) small
intestine (b) salivary glands (c) pancreas (d) liver
- The ingestion of food is called:
(a) feeding
(b) digestion (c) assimilation (d) absorption
- The absorption of digested food takes place in:
(a) small
intestine (b) large intestive (c) stomach (d)
liver
- Example of saprophytic nutrition is:
(a) rhizophus
(b) man (c) dodder plant (d) frog
- The absorption of extra water takes place in:
(a) small
intestine (b) large intestine (c) stomach (d)
liver
- In Cuscuta, Plasmodium, Entamoeba, Ascaries the mode of nutrition is:
(a) saprophytic
(b) parasitic (c) holozoic (d) autotrophic
- Which of the following kind of nutrition is found in fungi?
(a) cytology
(b) histology (c) psychology (d) physiology
- The source of energy for carbon assimilation is:
(a) carbondioxide
(b) cholophyll (c) sunlight (d) water
- Photosynthesis occurs in:
(a) palisade cells
(b) epidermal cells (c) cuticle layer (d) spongy
cell
- Which of the following provides energy for photosynthesis?
(a) chloroplast
(b) CO2 (c) sunlight (d) water
- The largest part of the alimentary canal of grasshopper is:
(a) stomach
(b) gizzard (c) crop (d) intestine
- Which of the following enzymes is found only in bodies?
(a) pepsine
(b) rennin (c) trypsin (d) amylopsin
- Trypsin acts acts only if it provides with:
(a) alkaline pH
(b) acidic pH (c) neutral pH (d) Both a & b
- Ammonia is converted into urea in the:
(a) Laecum
(b) pancreas (c) kidneys (d) Liver
Also read.
reproduction
gregor-mendel-father-of-genetics
our-environment
natural-resources-questions
reproduction-and-endocrine-system
heredity-and-evolution
the-human-eye-and-colourful-world
heredity-notes
management-of-natural-resources
control-and-co-ordination-test2
control-coordination-notes
life-process-question-part2
Also read.
reproduction
gregor-mendel-father-of-genetics
our-environment
natural-resources-questions
reproduction-and-endocrine-system
heredity-and-evolution
the-human-eye-and-colourful-world
heredity-notes
management-of-natural-resources
control-and-co-ordination-test2
control-coordination-notes
life-process-question-part2
Also read ..............
पृथ्वी के वायुमण्डल की संरचना व संगठन
ग्रीनहाउस गैस उत्सर्जन : कारण और परिणाम
द्रव्य व उसकी प्रकृति
पृथ्वी के वायुमण्डल की संरचना व संगठन
ग्रीनहाउस गैस उत्सर्जन : कारण और परिणाम
द्रव्य व उसकी प्रकृति
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