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Botany Lab > Experiment 1 > Flashcards

Experiment 1 Flashcards

1
Q

When viewed under the microscope, the specimen letter “e” was in ______ position

A

inverted

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2
Q

When moved from left to right under the microscope, it was observed that it moves in the ____________

A

opposite direction

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3
Q

Two lens system in compound microscopes

A

eyepiece and objective lenses

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4
Q

What causes the images to be observed

A

The lenses through the objective invert the position of the image under the microscope as the light passes through these two objectives

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5
Q

Total magnification equation

A

Power objective x Power of the eyepiece

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6
Q

Objective that can be changed with minimal or no refocusing

A

Parfocal

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7
Q

When the microscope is adjusted from one magnification to another, it remains in focus the entire time.

A

Parfocal

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8
Q

What is used for very large magnifications

A

Oil Immersion Objective

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9
Q

Oil Immersion Objective is used only at ________ that require _______

A

Very large magnification, High-resolution power

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10
Q

Allows the objective to collect more light to form an image

A

Mirror

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11
Q

Oil allows the objective to collect more light to form an image due to its _______

A

Refractive index

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12
Q

Defined as the measure of bending of a light ray when it passes from one medium to another

A

Refractive index

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13
Q

Routinely used for immersion

A

Cedar Wood Oil / Cedar Oil

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14
Q

Alternative to Cedar Oil

A

Liquid Paraffin

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15
Q

Closing and opening of the Iris Diaphragm

A

reduces the amount of illumination of the specimen but increases the amount of contrast

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16
Q

Thread experiment deals with the so-called ________

A

Depth of Focus

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17
Q

__________- deals with the so-called Depth of Focus

A

Thread experiment

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18
Q

The range of distance for which the specimen is imaged with an acceptable sharpness on the image plane

A

Depth of focus

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19
Q

For handling of microscope, the proper way is ___________ and ________ with your other hand

A

hold the arm, Support the base

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20
Q

________ when focusing on the microscope

A

Open both eyes

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21
Q

Guava

A

Psidium guajava

22
Q

Ferm

A

Asplenium nidus

23
Q

Gumamela

A

Hibiscus rosa-sinensis

24
Q

Coconut

A

Cocos nucifera

25
Q

Mango

A

Mangifera indica

26
Q

Corn

A

Zea mays

27
Q

Mung bean

A

Vigna radiata

28
Q

Ulasimang bato, Pansit-pansitan

A

Peperomia pellucida

29
Q

The tiny openings present in the epidermis of leaves

A

Stomata

30
Q

Opening in the center

A

pore

31
Q

Stomata is a ____________ epidermal cell

A

kidney-shaped

32
Q

Stomata is the tiny opening present on _______

A

the epidermis of leaves

33
Q

Stomata is bordered by a pair of specialized parenchymal cells which are the __________

A

guard cell

34
Q

Functions of stomata

A

Guard cells regulate the size of an opening

Stomata optimizes C gain per unit H2O loss

It facilitates the exchange of gases while limiting water loss by closing and opening the pores in the leaves

It removes oxygen and takes in Carbon dioxide at the time of photosynthesis

35
Q

Guard cells regulates the __________

A

size of the opening

36
Q

Stomata optimizes

A

C gain per unit H2O loss

37
Q

Stomata facilitates ________

A

exchange of gases

38
Q

Stomata limits water loss by ________

A

Closing and opening of the pores

39
Q

Removes _______ and take in ______ at the time of Photosynthesis

A

Oxygen and carbon dioxide

40
Q

Parts of stomata

A

Epidermal cells

Subsidiary cell

Stomata pores

Guard cells

41
Q

Male gametophytes

A

Pollen grains

42
Q

important to the evolution of land plants

A

Pollen grains

43
Q

Pollen grains are innovative structures that allow seeds to ______ and _______

A

Break reproduction, development of embryo to conquer dry land

44
Q

Waxy layer of the leaf

A

cuticle

45
Q

A zygote that develops

A

Embryo

46
Q

Seeds contain _______, a zygote the develops

A

embryo

47
Q

Seeds contain an embryo, a zygote that develops to grow leading to “__________”

A

Germination

48
Q

What is the importance of the waxy layer of the leaf (cuticle covering) in relation to their evolution on land

A

It deflects sunlight thereby reduces rate of water loss

49
Q

Transport nutrients and water through ________ and ________

A

Xylem and Phloem

50
Q

Have scattered vascular tissues

A

Monocot root

51
Q

Vascular tissues that are arranged in a ring-like form

A

Dicot roots

52
Q

Primitive structures of moss

A

They lack true vascular tissues

They lack true stems, roots, and leaves

They have cells that can perform those general function

Botany Lab (25 decks)

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