Junejo Xi Botany
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XI Botany Sindh Text Book Board Syllabus Junejo A Jalil
- 1.Statement not related with cell theory
- A.
All living organisms having same type of cell
- B.
All living organism are made of one or more cell
- C.
Cell is the Basic unit of life
- D.
Cells are coming from pre-existing cells
- 2.Membrane bound Nucleus present in
- A.
Eukaryotic cell
- B.
Prokaryotic cell
- C.
Cyanobacterial cell
- D.
Bacterial ell
- 3.Major Lipids of Plasma membrane are
- A.
Glycolipids
- B.
Phospholipids
- C.
Cholestrol lipids
- D.
Glyco proteins
- 4.In protoandry condition
- A.
Spore germinates into gametophyte
- B.
Prothallus formed by the fusion of gametes
- C.
Antheridia mature earlier than archegonia
- D.
Sperm nuclei fuses with egg nuclei
- 5.The process of transpiration helps the plant in.
- A.
Upward conduction of water
- B.
Absorption of CO2
- C.
Opening of stomata
- D.
Loss of water droplets
- 6.Common between aerobic and anaerobic respiration
- A.
Glycolysis
- B.
TCA cycle
- C.
Electron transport chain
- D.
Acetyl Co-A formation
- 7.Viroids are
- A.
Small naked fragments of DNA
- B.
Small naked fragments of RNA
- C.
Empty capsid of virus
- D.
Viral genome
- 8.Casparian strip is a
- A.
Waxy cuticle present around epidermis
- B.
Waxy belt with in endodermis
- C.
Waxy belt with in pericycle
- D.
Waxy belt with in xylem
- 9.By the addition of solute in pure water, water potential will be?
- A.
Increases
- B.
– ve or decreases
- C.
Zero
- D.
More + ve
- 10.A type of nutrition is said to be chemosynthesis or chemo autotrophic, because?
- A.
Light energy of sun is used
- B.
Carbon dioxide and water are used
- C.
Pigments are used
- D.
Chemical energy of inorganic substances is used
- 11.Heterospory best describes the formation of?
- A.
Formation of different gametes
- B.
Two different gametophytes (male and female)
- C.
Microspore and Megaspore
- D.
Sperm containing and egg containing spores
- 12.All viruses
- A.
Having DNA as a genome
- B.
Having RNA as a genome
- C.
Lacks lipid rich envelop
- D.
Having protein coat capsid
- 13.In LAG phase bacteria
- A.
Grow and multiply rapidly
- B.
Death rate and growth rate are equal
- C.
Prepare itself for growth
- D.
Death rate is more rapid than growth rate
- 14.Glucose + ATP ---> Glucose – 6 phosphate + ADP, this reaction is related with
- A.
Oxidative phosphorylation
- B.
Calvin cycle
- C.
Krebs's cycle
- D.
Glycolysis
- 15.Fermentation includes
- A.
Glycolysis and reduction of pyruvic acid
- B.
Oxidative phosphorylation and acetyl Co-A formation
- C.
Citric acid cycle and Electron transport chain
- D.
Decaroxylation and reduction of NAD
- 16.In cell membrane
- A.
Non polar tails are hydrophobic
- B.
Membrane protein present in fluid state
- C.
Polar heads present inwards
- D.
Lipids are present in mosaic form
- 17.Homologous organs are
- A.
Same in origin and functions
- B.
Different in origin and same functions
- C.
Same origin and different in functions
- D.
Different origin and different functions
- 18.All members of kingdom Monera
- A.
Lacks DNA with histone
- B.
Reproduce by budding
- C.
Can photosynthesize
- D.
Having membrane bound organelles
- 19.Non virulent or temperate phage viruses can not
- A.
Multiply with in host cell
- B.
Integrated into host genome (prophage)
- C.
Infect and kill the bacteria
- D.
Multiply outside the host cell
- 20.Obligate anaerobes
- A.
Unable to grow in the presence of oxygen
- B.
Can not survive with out oxygen
- C.
May or may not require oxygen
- D.
Lacks ribosomes
- 21.Total amount of energy in each trophic level is called
- A.
Pyramids of biomass
- B.
Pyramids of numbers
- C.
Pyramids of energy
- D.
Food web
- 22.All plant like Protoctista lacks
- A.
Multicellularity
- B.
Eukaryotic cell
- C.
Heterotrophy
- D.
Sexual reproduction
- 23.Common mode of fungus nutrition is
- A.
Heterotrophic ingestion
- B.
Heterotrophic absorption
- C.
Parasitic absorption
- D.
Chemosynthesis
- 24.Mycelium is a
- A.
Net work of hyphae
- B.
Fruiting bodies
- C.
Septate structure
- D.
Gamatangia
- 25.Fungus parasites of Basidiomycota group are
- A.
Rust and smuts
- B.
Mold and mildews
- C.
Mushroom and cup fungi
- D.
Yeast and penicillium
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